# X1 Pump vs Smart Reef

The clearest difference is rating: X1 Pump at 2.4 against Smart Reef's 1.6. X1 Pump also leads on in-app purchases (none vs 11) and review sentiment (28% vs 4%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Smart Reef sells 8 one-off in-app purchases. X1 Pump asks for nothing beyond the download.

X1 Pump holds the better App Store score, 2.4 against 1.6. Both are backed by a comparable volume of ratings — 20 and 19 respectively. Written reviews point the same way: 28% of X1 Pump's written reviews are positive against 4% of Smart Reef's.

X1 Pump ships an update every 6 weeks, Smart Reef every 3 months. The most recent releases landed on September 21, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | X1 Pump | Smart Reef |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.4 (20 ratings)](https://appshunter.io/ios/app/x1-pump/id1400671862/reviews)** | [1.6 (19 ratings)](https://appshunter.io/ios/app/smart-reef/id1480355166/reviews) |
| Number of ratings | **20** | 19 |
| Positive reviews | **27.6% of reviews** | 3.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 21 MB | 4 MB |
| Requires iOS | **9.0** | 14.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kamoer Fluild Tech (shanghai) Co., Ltd.](https://appshunter.io/developer/1080922922) | [Reef Factory sp. z o.o.](https://appshunter.io/developer/1367901113) |

## What reviewers say

### X1 Pump

[App page](https://appshunter.io/ios/app/x1-pump/id1400671862)

Control a Bluetooth-enabled titration pump for manual or scheduled dosing. Set up regular titration plans based on days or weeks for automated liquid dispensing.

**Highlights:** Bluetooth pump control, Manual titration, Scheduled titration plans, Cycle titration by days, Weekly titration setup

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Reef

[App page](https://appshunter.io/ios/app/smart-reef/id1480355166)

Manage your marine aquarium with this app. It provides device management, alerts for issues, and detailed historical data. A central dashboard offers a clear overview of your aquarium's status and device operations.

**Highlights:** Device management, Aquarium alerts, Measurement history, Operational status dashboard, Planned job journal, Preset sharing

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Warranty 3 years | $12.99 | one-time |
| Warranty 3 years | $17.99 | one-time |
| Warranty 3 years | $19.99 | one-time |
| Warranty 3 years | $24.99 | one-time |
| Warranty 3 years | $29.99 | one-time |
| Warranty 3 years | $34.99 | one-time |
| Warranty 3 years | $39.99 | one-time |
| Warranty 3 years | $49.99 | one-time |


## Frequently asked questions

### Is X1 Pump free?

X1 Pump is free to download, with no in-app purchases.

### Is Smart Reef free?

Smart Reef is free to download, with in-app purchases available.

### Which has better reviews, X1 Pump or Smart Reef?

X1 Pump is rated higher. X1 Pump averages 2.4 out of 5 from 20 ratings, while Smart Reef averages 1.6 from 19 ratings.

### Do X1 Pump or Smart Reef have ads?

Neither X1 Pump nor Smart Reef shows ads.

### Which is updated more often, X1 Pump or Smart Reef?

X1 Pump ships an update every 6 weeks, and Smart Reef every 3 months. Most recently, X1 Pump was updated on September 21, 2026 and Smart Reef on June 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*